Laboratory Safety

What symbol is this?

• Explosive Material

• Hot surface

• Sharp Object

• Cold Hazard

All chemicals should be regarded as __________________ unless otherwise noted by your teacher.

• Edible (You can eat them)

• Hazardous (They are dangerous)

• Expensive

• Safe (They are not Dangerous)

After completing an experiment, all chemical waste should be:

• Dumped in the trash

• Disposed of according to your instructor’s directions

• Dumped in the sink

• Taken home

Tags

NGSS.HS-LS2-7

If you have been injured in the laboratory (cut, burn, etc.) during a lab, you should:

• Let your instructor know immediately

• See a doctor after school

• Apply first aid to yourself

In the lab, the following should not be worn:

• Loose clothing

• Dangling Jewelry

• Open Toed Shoes

• All of the Above

Goggles should always be worn over your eyes during a lab, unless instructed by a teacher.

• True

• False

When you are asked to smell something in a lab, you should...

• Put the beaker to your nose and smell it

• Touch the substance then smell your finger

• Ask your partner to smell it

• Fan/wave the smell towards you

Horseplay or practical jokes in the lab are:

• Okay

• Not dangerous

• Okay if you are working alone

• Always against the rules

If a piece of equipment is not working properly:

• Leave it and go find another one

• Stop, turn it off, and tell your instructor

• Take it apart and see if you can fix it.

• Throw it out and get another one.

Long hair needs to be tied back when working in the laboratory:

• True

• False